Solve this in quadratic formula please and thank you.

Answer:
(2/3) + or - .943i
Step-by-step explanation:
Use quadratic formula.
[tex]x = \frac{-b \frac{+}{}\sqrt{b^2 - 4ac} }{2a}[/tex]
A = 3
B = -4
C = 4
[tex]\sqrt{16 - 2(3)(4)} = \sqrt{-8}[/tex] or 2.828i
4/6= 2/3